ATB AQUAmax PROFESSIONAL G, Installation Instruction, Operating And Maintenance Manual, Page: 48 / 56

Installation, operating and maintenance manual AQUAmax
®
PROFESSIONAL G
ATB WATER GmbH, Südstraße 2, D-32457 Porta Westfalica, www.atbwater.com /
Art.-Nr.: 9060 XXXX / Stand: 08.01.2019 / Seite 48 von 56
Fault Possible cause Rectification
There is no indication on the
control system display.
•
The plant has no electrical
power.
•
Check fuse and/or ELCB.
•
The display is defective.
•
Call service support.
Acoustic alarm sounds. There
is no indication present on the
display. Plant is without electrical
power. UVS
®
has triggered.
•
Check fuse and/or ELCB.
•
The display is defective.
•
Call service support.
“Fault” appears on the display
with indication of the electrical
unit concerned.
•
The unit or the complete
AQUA
max
®
is not
connected to the control
system.
•
Connect the appropriate
unit.
•
A screwed terminal in the
cable distribution box or on
the terminal board of the
control unit is not correctly
tightened so that the
connection is interrupted.
•
Have an electrician check
the contact point and the
leads.
•
The connecting cable from
the electrical equipment to
the control box is
interrupted.
•
Defect rectification see
above.
•
The micro-fuse of the
equipment concerned has
tripped.
•
Change fuse.
•
The water level in the
aeration stage is so low
that the pumps run dry.
•
Defect rectification see
above.
•
The unit concerned is
blocked or runs rough
(check power intake).
•
Remove AQUA
max
®
and
remove blockages.
•
The electrical unit
concerned is defective.
•
Call service support.